| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.felix.maven.osgicheck.impl.featureutil; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.jar.JarFile; |
| import java.util.jar.Manifest; |
| |
| import org.apache.sling.commons.osgi.ManifestHeader; |
| import org.osgi.framework.Constants; |
| |
| /* |
| * This is a simplified copy of the Apache Sling Feature ManifestUtil class. |
| * We keep this copy until the feature module is released in Sling. |
| */ |
| public class ManifestUtil { |
| |
| /** |
| * Get the manifest from the artifact. |
| * @param artifact The file |
| * @throws IOException If the manifest can't be read |
| */ |
| public static Manifest getManifest(final File artifact) throws IOException { |
| try (final JarFile file = new JarFile(artifact) ) { |
| return file.getManifest(); |
| } |
| } |
| |
| public static List<PackageInfo> extractPackages(final Manifest m, |
| final String headerName, |
| final String defaultVersion, |
| final boolean checkOptional) { |
| final String pckInfo = m.getMainAttributes().getValue(headerName); |
| if (pckInfo != null) { |
| final ManifestHeader header = ManifestHeader.parse(pckInfo); |
| |
| final List<PackageInfo> pcks = new ArrayList<>(); |
| for(final ManifestHeader.Entry entry : header.getEntries()) { |
| String version = entry.getAttributeValue("version"); |
| if ( version == null ) { |
| version = defaultVersion; |
| } |
| boolean optional = false; |
| if ( checkOptional ) { |
| final String resolution = entry.getDirectiveValue("resolution"); |
| optional = "optional".equalsIgnoreCase(resolution); |
| } |
| final PackageInfo pck = new PackageInfo(entry.getValue(), |
| version, |
| optional); |
| pcks.add(pck); |
| } |
| |
| return pcks; |
| } |
| return Collections.emptyList(); |
| } |
| |
| public static List<PackageInfo> extractExportedPackages(final Manifest m) { |
| return extractPackages(m, Constants.EXPORT_PACKAGE, "0.0.0", false); |
| } |
| |
| public static List<PackageInfo> extractImportedPackages(final Manifest m) { |
| return extractPackages(m, Constants.IMPORT_PACKAGE, null, true); |
| } |
| |
| public static List<PackageInfo> extractDynamicImportedPackages(final Manifest m) { |
| return extractPackages(m, Constants.DYNAMICIMPORT_PACKAGE, null, false); |
| } |
| } |